Analysis

  • max time kernel
    174s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 02:56

General

  • Target

    d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe

  • Size

    1.2MB

  • MD5

    77e9309e07f7aaadcb559012fb523310

  • SHA1

    9288e702478f3afb46a85d43992dda86da610d6f

  • SHA256

    d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff

  • SHA512

    fbce23b0d32940c74177582888b09bf5f3d05cb1a5b89d5413fdacb56924e8ac16140d982c7e42e18a5be0a5043c53803121d18e147315520331a155e568b4cd

  • SSDEEP

    12288:wbkqrQ6wLMGBnar5cAG5M8kV3Vo7TG3PidCSpQmiouj8L0WI0/OzvF9hDDyQGlCQ:I/rQSwFXM8E3Vo65otonquNcHyJqv

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe
    "C:\Users\Admin\AppData\Local\Temp\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe"
    1⤵
    • Modifies system executable filetype association
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe"
      2⤵
      • Executes dropped EXE
      PID:2208

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe

    Filesize

    1.1MB

    MD5

    a8177c2a2834897339e740b8a1b33c38

    SHA1

    1920e9a93a189a3fb8a35f76555d151d03086e29

    SHA256

    36c38775d18b2c681a94c1af934ea8c634e853f3ee5ddd1164772531ee15d098

    SHA512

    121f9b42040a8b8c6606baf5a124615c0c7fa8a4ef5943cd5660fce70766e0d5dafb67dba54a48ffee61369af0115e4fb344fed8f5aa2deacc49b18f0ea9f596

  • C:\Users\Admin\AppData\Local\Temp\3582-490\d0ecb04e50f1bc2ec152d9c12dcf950bc6afbae1f9fe234b246423a589ec21ff.exe

    Filesize

    1.1MB

    MD5

    a8177c2a2834897339e740b8a1b33c38

    SHA1

    1920e9a93a189a3fb8a35f76555d151d03086e29

    SHA256

    36c38775d18b2c681a94c1af934ea8c634e853f3ee5ddd1164772531ee15d098

    SHA512

    121f9b42040a8b8c6606baf5a124615c0c7fa8a4ef5943cd5660fce70766e0d5dafb67dba54a48ffee61369af0115e4fb344fed8f5aa2deacc49b18f0ea9f596

  • memory/2208-132-0x0000000000000000-mapping.dmp

  • memory/2208-135-0x0000000000FC0000-0x00000000010E2000-memory.dmp

    Filesize

    1.1MB

  • memory/2208-136-0x00000000060E0000-0x0000000006684000-memory.dmp

    Filesize

    5.6MB

  • memory/2208-137-0x0000000005B30000-0x0000000005BC2000-memory.dmp

    Filesize

    584KB

  • memory/2208-138-0x0000000005BD0000-0x0000000005C6C000-memory.dmp

    Filesize

    624KB

  • memory/2208-139-0x0000000005AB0000-0x0000000005ABA000-memory.dmp

    Filesize

    40KB

  • memory/2208-140-0x0000000005E30000-0x0000000005E86000-memory.dmp

    Filesize

    344KB